pmr trial 2011 sce q&a (perlis)

8/4/2019 PMR Trial 2011 Sce Q&A (Perlis).

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SULIT 55/155/1SciencePaper 1

August20111 jam

PEPERIKSAAN PERCUBAAN BERSAMAPENILAIAN MENENGAH RENDAH

TAHUN 2011

ANJURAN BERSAMA

MAJLIS PENGETUA SEKOLAH MALAYSIA

(CAWANGAN PERLIS)

SAINSKertas 1

Satu jam

JANGAN BUKA KERTAS SOALAN INI SEHINGGA DIBERITAHU

1. Kertas soalan ini adalah dalam dwibahasa.2. Soalan dalam Bahasa Inggeris mendahului soalan yang sepadan dalam

Bahasa Melayu.3. Calon dikehendaki membaca maklumat di halaman belakang kertas

soalan ini.

Kertas soalan ini mengandungi 30 halaman bercetak.

55/1 Hak Cipta MPSMPs [Lihat halaman sebelah

SULIT

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55/1 2011 Hak Cipta MPSMPs [Lihat halaman sebelahSULIT

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1 Which pair correctly show physical quantity and its SIunit?Pasangan manakah yang menunjukkan dengan betul kuantiti fizikal dan unit SI?

Physical quantity

Kuantiti fizikal

SIunit

Unit SIA Mass

JisimNewtonNewton

B Electric currentArus elektrik

VoltVoltan

C TemperatureSuhu

CelciusCelcius

D TimeMasa

SecondSaat

2 Diagram 1 shows a measuring tool.Rajah 1 menunjukkan satu alat pengukur.

Diagram 1Rajah 1

This measuring tool can be used to measure

Alat pengukur ini boleh digunakan untuk mengukur

A temperaturesuhu

B volumeisipadu

C weightberat

D lengthpanjang



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3 Diagram 2 shows a type of human cell.Rajah 2 menunjukkan sejenis sel manusia.

Diagram 2Rajah 2

This cell can be found in theSel ini boleh didapati dalam

A blood circulatory system

sistem peredaran darah

B reproductive systemsistem pembiakan

C nervous systemsistem saraf

D digestive systemsistem pencernaan

4 Which of the following pairs show correctly the difference between a gas and a

liquid?Manakah antara pasangan berikut menunjukkan dengan betul perbezaan antaragas dan cecair?

GasGas

LiquidCecair

A Has no definite shapeTiada bentuk yang tetap

Has a definite shapeMempunyai bentuk yang tetap

B Easy to be compressedMudah dimampatkan

Hard to be compressedSukar dimampatkan

C Its particles are orderly arrangedZarah-zarah disusun secara teratur

Its particles are not orderly arrangedZarah-zarah tidak tersusun secarateratur

D Spaces between particles are smallRuang antara zarah adalah kecil

Spaces between particles are bigRuang antara zarah adalah besar



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5 Diagram 3 shows a method used to separate mixtures.Rajah 3 menunjukkan satu kaedah yang digunakan untuk mengasingkancampuran.

Diagram 3Rajah 3

Which of the following mixtures can be separated using this method?Antara campuran berikut, yang manakah boleh diasingkan dengan kaedah ini?

A Sand and sugar solutionPasir dan larutan gula

B Iron filling and sand

Serbuk besi dan pasir

C Salt and waterGaram dan air

D Oil and waterMinyak dan air

6 Which of the following is the property of oxygen?Manakah antara berikut ialah sifat oksigen?

A Very soluble in sodium hydroxide

Sangat larut dalam natrium hidroksida

B Ignites a glowing wooden splinterMenyalakan kayu uji berbara

C Extinguishes a burning wooden splinterMemadamkan kayu uji menyala

D Turns lime water cloudyMengeruhkan air kapur

Filtrate

Hasil turasan

Filter Funnel

Corong turas

Beaker

Bikar



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7 The set up of apparatus in diagram 4 is left for two days.Susunan radas dalam rajah 4 dibiarkan selama 2 hari.

Diagram 4Rajah 4

Why does the colour of hydrogen carbonate indicator changes from red to yellowat the end of experiment?Mengapakah warna penunjuk hidrogen karbonat berubah warna dari merah kekuning selepas eksperimen?

A Living things uses oxygen during respiration

Benda hidup menggunakan oksigen semasa respirasi

B Living things uses carbon dioxide during respiration

Benda hidup menggunakan karbon dioksida semasa respirasi

C Living things give out oxygen during respiration

Benda hidup membebaskan oksigen semasa respirasi

D Living things give out carbon dioxide during respiration

Benda hidup membebaskan karbon dioksida semasa respirasi

8 Which of the following is the renewable energy source?

Manakah antara berikut merupakan sumber tenaga boleh diperbaharui?A Coal

Arang batu

B Biomass

Biojisim

C Petroleum

Petroleum

D Natural gas

Gas asli

Hydrogen carbonate indicator

Penunjuk hidrogen karbonat

Cockroach

LipasWire gauzeKasa dawai

Rubber stopper

Penyumbat getah



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9 Diagram 5 shows air ventilation system in the house.

Rajah 5 menunjukkan sistem pengudaraan di dalam sebuah rumah.

Diagram 5

Rajah 5

Which of the following have the same principle as the diagram above?Antara yang berikut, yang manakah mempunyai prinsip yang sama seperti rajah di

atas?

A Melting some ice cube in a glass

Meleburkan ketulan ais dalam gelas

B Boiling water in an electric kettle

Mendidihkan air dalam cerek elektrik

C Ironing clothes with an iron

Menyeterika pakaian dengan seterika

D Driving car to work

Memandu kereta ke tempat kerja

10 Which of the following animals have monocular vision ?Manakah antara haiwan berikut mempunyai penglihatan monokular ?

A MonkeyMonyet

B OwlBurung hantu

C RabbitArnab

D CatKucing



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11 Which part of plant shows positive geotropism?Bahagian tumbuhan yang manakah menunjukkan geotropisma positif?

A RootAkar

B StemBatang

C ShootPucuk

D FruitBuah

12 Table 1 shows observation on food testJadual 1 menunjukkan keputusan ujian makanan

Food testUjian makanan

ObservationPemerhatian

A few drop of iodine is added onto the foodBeberapa titis iodin diletakkan ke atasmakanan

It turns to dark blueIa bertukar kepada biru gelap

Benedict solution is added into a test- tubecontaining food sampleLarutan Benedict dicampurkan ke dalamtabung uji yang mempunyai sampel

makanan

A brick red precipitate formedMendakan merah bata terbentuk

Table 1Jadual 1

The food sample containsSampel makanan tersebut mengandungi

A fats and starchlemak dan kanji

B starch and glucosekanji dan glukosa

C proteins and fatsprotein dan lemak

D starch and proteinskanji dan protein



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13 Diagram 5 shows a person suffering from a malnutrition.Rajah 5 menunjukkan seseorang mengalami masalah malnutrisi.

Diagram 5Rajah 5

Lacking in which of the mineral below cause the disease?Kekurangan mineral manakah yang menyebabkan penyakit ini ?

A IodineIodin

B IronZat besi

C MagnesiumMagnesium

D Calcium

Kalsium

14 Which of the following animals are warm blooded?Manakah antara haiwan berikut berdarah panas?

A Elephant and whaleGajah dan paus

B Elephant and gold fishGajah dan ikan emas

C Snake and whale

Ular dan paus

D Frog and snakeKatak dan ular



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15 Diagram 6 shows owl are used to control the mouse population in the paddy field.Rajah 6 menunjukkan burung hantu digunakan untuk mengawal populasi tikus disawah padi.

What is the type of interaction between these two organisms?Apakah jenis interaksi antara dua organisma ini?

A Prey-predatorMangsa-pemangsa

B CompetitionPersaingan

C ParasitismParasitisme

D MutualismMutualisme

Diagram 6Rajah 6



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16 Diagram 7 shows a food chain in a habitat.Rajah 7 menunjukkan satu rantai makanan dalam suatu habitat.

Which of the following organism is suitable to represent K?Manakah antara organisma berikut yang sesuai mewakili K?

A FrogKatak

B GrasshopperBelalang

C EarthwormCacing tanah

D EagleHelang

Diagram 7Rajah 7

Maize plant

Pokok jagungK Sparrow

Burung pipitSnakeUlar

?



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17 Diagram 8 shows the pH scale and the pH value of some substances.Rajah 8 menunjukkan skala pH dan nilai pH bagi beberapa bahan.

Which of the following represents M?Manakahantara berikut mewakili M?

A OrangesOren

B Lime juiceJus limau

C AppleEpal

D ToothpasteUbat gigi

Diagram 8Rajah 8

1 2 3 4 5 6 7 8 9 10 11 12 13 14

Distilled water

Air suling MTomatoTomato



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18 Diagram 9 shows three pieces of damp filter papers namely K, L and M are hungunder the Sun.Rajah 9 menunjukkan tiga keping kertas turas lembab K, L dan M yang digantungdi bawah sinaran matahari.

What inference can be made from this experiment?Apakah inferens yang boleh dibuat daripada eksperimen ini?

A The time taken for L to dry depends on wind movementMasa yang diambil untuk L kering bergantung kepada pergerakan angin

B The larger the surface area the faster it dries

Semakin luas permukaan semakin cepat ia kering.

C K receives more sunlight than L and MK menerima lebih cahaya berbanding L dan M.

D K dries the fastest because it has the largest surface area.K kering paling cepat kerana ia mempunyai luas permukaan yang paling besar

Diagram 9Rajah 9

MLK



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19 What is the factors affecting air pressure in a closed container?Apakah faktor-faktor yang mempengaruhi tekanan udara dalam bekas bertutup?

I Mass

Jisim

II VolumeIsipadu

III TemperatureSuhu

IV TimeMasa

A I and III dan II

B I and IVI dan IV

C I and IIII dan III

D III and IVIII dan IV



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20 A student pushed a table weighing 120 N over a distance of 8 m in 6 s.Calculate the power generated by the student.Seorang pelajar menolak sebuah meja yang beratnya 120 N melalui jarak 8 mdalam masa 6 s.

Kirakan kuasa yang dijana oleh pelajar tersebut.

Power = Work doneTime

Kuasa = Kerja yang dilakukanMasa

A 60 WB 90 WC 160 WD 5760 W



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21 Diagram 10 shows an air pack. When it is pushed slightly, it continues to moveover a distant.Rajah 10 menunjukkan satu pak udara. Apabila ia ditolak sedikit, ia terus bergerakmelalui suatu jarak.

Diagram 10

Rajah 10

Which of the following is true?Antara yang berikut, manakah benar?

A The air is very light.Udara sangat ringan.

B The air pack loses its weight.Pak udara kehilangan beratnya.

C The air cushion reduces friction.

Kusyen udara mengurangkan geseran.

D The air in the balloon overcomes the gravitational force.Udara dalam belon mengatasi daya graviti.

AirUdara Balloon

Belon

Air cushion

Kusyen udara

TableMeja



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22 Diagram 11 shows the classification of the support systems in animals.Rajah 11 menunjukkan pengelasan sistem sokongan pada haiwan.

Diagram 11

Rajah 11

What are represented by X, Yand Z?

Apakah yang diwakili oleh X, Y, dan Z?

X Y Z

A GrasshopperBelalang

FlatwormCacing pipih

SnakeUlar

B Crab

Ketam

Jellyfish

Obor-obor

Earthworm

Cacing tanah

C LeechLintah

PrawnUdang

CatKucing

D BeeLebah

SharkIkan jerung

Human beingManusia

Support system in animals

Sistem sokongan pada haiwan

ExoskeletonRangka luar

Hydrostatic skeletonRangka hidrostatik

EndoskeletonRangka dalam

X ZY



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23 Diagram 12 shows a chair.Rajah 12 menunjukkan sebuah kerusi.

Diagram 12Rajah 12

Which of the following chairs are more stable than the chair shown? Antara kerusi yang berikut, manakah lebih stabil daripada kerusi yangditunjukkan?

I II III

A I and II onlyI dan II sahaja

B I and III onlyI dan III sahaja

C II and III onlyII dan III sahaja

D I, II and IIII, II, dan III



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24 Diagram 13 shows a type of leverRajah 13 menunjukkan sejenis tuas.

Diagram 13Rajah 13

Which device is classified in the same class as the lever shown above?

Alat manakah yang dikelaskan dalam kelas yang sama dengan tuas yangditunjukkan di atas?

A

B

C

D



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25 Diagram 14 shows the exchange of gases taking place between an alveolus anda blood capillary.Rajah 14 menunjukkan pertukaran gas yang berlaku di antara alveolus dankapilari darah.

Diagram 14Rajah 14

The exchange of gases takes place byPertukaran gas berlaku melalui

A absorptionserapan

B diffusionresapan

C peristalsis

peristalsisD digestion

pencernaan

AirUdara

To heartKe jantung

From heartDari jantung P

Q



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26 Diagram 15 shows the circulation of blood in the human body.Rajah 15 menunjukkan peredaran darah di dalam badan manusia.

Diagram 15Rajah 15

Which of the following are true about blood vessels P, Q, R and S?Yang manakah di antara berikut adalah benar mengenai salur darah P, Q, R danS?

Oxygen contentKandungan oksigen

Direction of blood flowArah aliran darah

HighTinggi

LowRendah

Into the heartKe dalam jantung

Out from heartkeluar dari jantung

A P Q R SB Q R P QC R S Q PD S P S R

P

Q

S

R



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27 Diagram 19 shows a human excretory system.Rajah 19 menunjukkan satu sistem perkumuhan manusia.

Diagram 19Rajah 19

What is the part labelled Y?Apakah bahagian berlabel Y?

A KidneysGinjal

B LungsPeparu

C Urinary bladderPundi kencing

D UrethraUretra

Y



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28 A woman begins menstruation on the 8th of March. What are the dates forovulation and the next menstruationSeorang perempuan mula datang haid pada 8hb Mac. Apakah tarikh bagi ovulasidan haid berikutnya?

OvulationOvulasi

Next mestruationHaid berikutnya

A 14 April14 April

28 March28 Mac

B 5 April5 April

21 March21 Mac

C 21 March21 Mac

5 April5 April

D 28 March28 Mac

12 April12 April

29 Diagram 19 shows a method of birth control.Rajah 19 menunjukkan satu kaedah mengawal kelahiran.

Diagram 19Rajah 19

What is this method called?Apakah nama kaedah ini?

A VasectomiVasektomi

B LigationLigasi

C SterilityKemandulan

D DiaphragmDiafragma



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30 Diagram 18 shows a method of vegetative reproduction.Rajah 18 menunjukkan satu kaedah pembiakan vegetatif.

Diagram 18Rajah 18

What is the vegetative structure shown in diagram18?Apakah struktur vegetatif yang ditunjukkan dalam rajah 18?

A TuberTuber

B RhizomeRizom

C BulbBebawang

D CormUmbisi

31 Which of the following is the correct sequence of the growth stages in human? Antara berikut, yang manakah merupakan urutan yang betul bagi peringkatpertumbuhan manusia?

A Adolescence childhood infancy adulthoodremaja kanak-kanakbayidewasa

B Childhood infancy adolescence adulthood

kanak-kanakbayi remaja dewasa

C Infancy childhood adulthood adolescencebayikanak-kanakdewasa remaja

D Infancy childhood adolescence adulthoodbayikanak-kanak remaja dewasa



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32 Which of the following is a silicate?Manakah antara berikut adalah silikat?

A Sand

PasirB Quartz

Kuartza

C FlintBatu api

D ClayTanah liat

33 The following information describes a calcium compound.Maklumat berikut menjelaskan suatu sebatian kalsium.

Which calcium compound fits the description above?Yang manakah merupakan sebatian kalsium yang dijelaskan di atas?

A Calcium carbonate

Kalsium karbonat

B Calcium sulphideKalsium sulfida

C Calcium hydroxideKalsium hidroksida

D Calcium oxideKalsium oksida

As a drying agent to prepare ammonia gasSebagai agen pengering untuk penyediaan gas ammonia

To prepare slaked lime

Untuk menyediakan kapur mati



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34 Diagram 19 shows an activity to shows a magnetic fieldpattern of a bar magnet.Rajah 19 menunjukkan satu aktiviti untuk menujukkan corak medan magnet bagisebatang bar magnet.

Diagram 19Rajah 19

What substance was scattered onto the cardboard?Apakah bahan yang ditaburkan di atas kadbod?

A Copper powderSerbuk kuprum

B Lead fillingsSerbuk plumbum

C Iron fillingsSerbuk besi

D Zinc powder

Serbuk zink

Cardboard

Kadbod

Magnet bar

Bar magnet



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35 Table 2 shows some electrical components and their symbols.Jadual 2 menunjukkan beberapa komponen elektrik dan simbolnya.

Component

Komponen

Symbol

Symbol

RFixed resistor

Perintang tetap

SSwitchSuis

TAmmeter

Ammeter

UDry cell

Sel kering

Table 2Jadual 2

The correctly matched components and their symbols arePasangan komponen dan simbol yang betul ialah

A R, S and UR, S dan U

B R and U

R dan U

C R and TR dan T

D S and US dan U



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36 Diagram 20 shows a set up of a circuit using three similar resistors.Rajah 20 menunjukkan satu susunan litar yang menggunakan tiga perintang yangserupa.

Diagram 20Rajah 20

What is the reading of ammeter?Apakah bacaan ammeter?

A 1 AB 2 A

C 4 AD 6 A

37 The information below shows the voltage rating and power.Maklumat di bawah menunjukkan kadar voltan dan kuasa.

Choose the suitable fuse to be used on this appliance?Pilih fius yang sesuai untuk digunakan pada peralatan ini?

A 1 AB 3 AC 5 AD 13 A

Voltage rating = 240 VKadar voltan = 240 V

Power = 1000 WKuasa = 1000 W



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38 The efficiency of a transformer will be increased by applying the method shownbelow.Kecekapan transformer akan ditingkatkan dengan menggunakan kaedah yangditunjukkan di bawah.

This method help to improve the efficiency of a transformer byKaedah ini dapat membantu meningkatkan kecekapan transformer dengan

A reduce the flow of alternate currentsmengurangkan pengaliran arus ulangalik.

B increase the magnetic effect of the coils

meningkatkan kesan magnetik gegelung

C reduce the loss of energy in the form of heatmengurangkan kehilangan tenaga dalam bentuk haba

D ensure the magnetic field of the primary coil is connected to the secondary coilmemastikan medan magnet gegelung pertama dihubungkan kepada gegelungkedua

39 Diagram 21 below shows the cross-section of the Sun.Rajah 21 di bawah menunjukkan keratan rentas Matahari.

Diagram 21Rajah 21

Which of the following layer can be seen clearly from Earth?Yang manakah di antara lapisan berikut boleh dilihat dengan jelas dari Bumi?A PB QC RD S

Using a laminated soft iron coreMenggunakan teras besi lembut berlamina

P

Q

R

S



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40 Diagram 22 below shows an equipment used in the field of astronomy.Rajah 22 di bawah menunjukkan alatan yang digunakan dalam bidang astronomi.

Diagram 22Rajah 22

The inventor of this equipment isPencipta alatan ini adalah

A Aristotle

B Isaac Newton

C Galileo Galilei

D Hans Lippershey



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INFORMATION FOR CANDIDATES

MAKLUMAT UNTUK CALON

1. This question paper consists of40 questions.

Kertas soalan ini mengandungi 40 soalan.

2. Answerall questions.Jawabsemua soalan.

3. Each question is followed by four alternative answers A, B, C and D. For eachquestion, choose one answer only. Blacken your answer on the objective answersheet provided.

Tiap-tiap soalan diikuti oleh empat pilihan jawapan, iaitu A,B, Cdan D. Bagisetiap soalan, pilihsatu jawapan sahaja. Hitamkan jawapan anda pada kertasjawapan objektif yang disediakan.

4. If you wish to change your answer, erase the blackened mark that you have made.Jika anda hendak menukar jawapan , padamkan tanda yang telah dibuat.

5. The diagrams in the questions provided are not drawn to the scale unless stated.Rajah yang mengiringi soalan tidak dilukis mengikut skala kecuali dinyatakan.

6. You may use a scientific calculator.Anda dibenarkan menggunakan kalkulator saintifik.



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ANJURAN BERSAMA

PEPERIKSAAN PERCUBAAN BERSAMAPENILAIAN MENENGAH RENDAH

TAHUN 2011

ANJURAN BERSAMA

MAJLIS PENGETUA SEKOLAH MALAYSIA(CAWANGAN PERLIS)

Kertas soalan ini mengandungi 21 halaman bercetak .

55/2 2011 Hak Cipta MPSMPs

Nama : Angka Giliran : ..

Tingkatan : .......

SAINS

Kertas 2

Satu jam tiga puluh minit

JANGAN BUKA KERTAS SOALAN INISEHINGGA DI BERITAHU

1. Kertas soalan ini adalah dalam dwibahasa.

2. Soalan dalam bahasa Inggeris mendahuluisoalan yang sepadan dalam bahasa

Melayu.

3. Calon dibenarkan menjawab keseluruhanatau sebahagian soalan sama ada dalambahasa Inggeris atau bahasa Melayu.

4. Calon dikehendaki membaca maklumat dihalaman belakang kertas soalan ini.

Bahagian SoalanMarkahpenuh

MarkahDiperolehi

A

1 6

2 6

3 6

4 6

5 8

6 8

B 7 10

8 10

Jumlah 60

55/2SCIENCEKertas 2Ogos, 2011

1 21

jam

[Lihat halaman sebelah



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Section A

Bahagian A

[40 marks][40 markah]

Answerall questionsJawab semua soalan.

1 Diagram 1 shows a urinary system in human.Rajah 1 menunjukkan sistem urinari dalam manusia.

Diagram 1Rajah 1

(a) On Diagram 1, label structure P, Q and R using the following words.Pada Rajah 1, labelkan struktur P, Q dan R dengan menggunakan

perkataan berikut.

[3 marks][3 markah]

ureter urethra urinary bladder kidney

ureter uretra pundi kencing ginjal

P:

Q:

R:



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(b) Draw lines to match each structure with its function.Lukiskan garisan bagi memadankan setiap struktur dengan fungsinya.

Structure FunctionStruktur Fungsi

[3 marks][3 markah]

2 The following words show energy sources found on Earth.Perkataan berikut menunjukkan sumber tenaga yang didapati di Bumi.

(a) Classify these energy sources into renewable and non-renewable energy.Kelaskan sumber tenaga tersebut kepada tenaga boleh diperbaharui dantidak boleh diperbaharui.

RenewableBoleh diperbaharui

Non-renewableTidak boleh diperbaharui

[2 marks][2 markah]

P

R

Q

carries urine to urinary bladdermembawa urin ke pundi kencing

removes urine out of the bodymenyingkirkan urin ke luar badan

removes waste product from bloodmenyingkirkan bahan kumuh dari darah

Biomass PetroleumBiojisim Petroleum

Wind Natural gas Angin Gas asli

6

TotalA1



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(b) State two advantages of using renewable energy.Nyatakan dua kelebihan menggunakan tenaga boleh diperbaharui.

1. ...

2. ...[2 marks]

[2 markah]

(c) Suggest two ways to save energy at home.Cadangkan dua cara untuk menjimatkan tenaga di rumah.

1. ...

2.

[2 marks][2 markah]

3 Diagram 3 shows the parts of electrical wiring system at home.Rajah 3 menunjukkan sebahagian daripada sistem pendawaian elektrik di rumah.

Diagram 3Rajah 3

(a) What type of current does it flow into the home?Apakah jenis arus yang mengalir ke rumah?

...........................................................................................................................[1 mark]

[1 markah]

(b) State the value of the voltage that is supplied at home.Nyatakan nilai voltan yang dibekalkan ke rumah.

....[1 mark]

[1 markah]

6

Total

A2

Main fuse

Fius utama L

Consumer unit

Unit Pengguna

K

J



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(c) State the function of main fuse in Diagram 3.Nyatakan fungsi fius utama dalam Rajah 3.

...........................................................................................................................[1 mark]

[1 markah]

(d) Name wire K.Namakan wayar K.

[1 mark]

[1 markah]

(e) (i) State the type of electric circuit at home.

Nyatakan jenis litar elektrik di rumah.

...............................................................................................................[1 mark][1 mark]

(ii) Give one advantage of the circuit stated in (e)(i).Berikan satu kelebihan litar yang dinyatakan di (e)(i).

...............................................................................................................[1 mark]

[1 mark] 6

Total

A3



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6

4 Diagram 4 shows an aquatic plant is being placed in an empty beaker. Then, thebeaker is filled with some water.Rajah 4 menunjukkan suatu tumbuhan akuatik diletakkan dalam bikar yang

kosong. Kemudian, bikar itu diisikan dengan air.

DiagramRajah 4

(a) Based on Diagram 4, what can be observed to the aquatic plant after thebeaker is filled with water?Berdasarkan kepada Rajah 4, apakah yang boleh diperhatikan padatumbuhan akuatik selepas air diisi ke dalam bikar?

[1 mark]

[1 markah]

(b) How aquatic plants are supported in water?Bagaimanakah tumbuhan akuatik disokong dalam air?

[1 mark]

[1 markah]

Aquatic plantTumbuhan akuatik

Plasticine

Plastisin

Aquatic plantTumbuhan akuatik

Water

Air

PlasticinePlastisin



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7

(c) Draw a cross-section of the stem of an aquatic plant and label the air sac inthe box below.Lukis keratan rentas batang tumbuhan akuatik dan labelkan pundi udara

dalam petak di bawah.

[2 marks][2 markah]

(d) State two examples of plant that have the same support system as in (c).Nyatakan dua contoh tumbuhan yang mempunyai sistem sokongan yangsama seperti di (c).

1. .

2. ..

[2 marks][2 markah]

5 Diagram 5.1 shows some parts of the human digestive system.Rajah 5.1 menunjukkan sebahagian daripada sistem pencernaan manusia.

Diagram 5.1Rajah 5.1

N

6

TotalA4

K



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8

(a) Name the part labelled N in Diagram 5.1.Namakan bahagian berlabel N dalam Rajah 5.1.

[1 mark]

[1 markah]

(b) (i) What substance is stored in organ K?Apakah bahan yang disimpan dalam organ K?

...[1 mark]

[1 markah]

(ii) What will happen to a person if substance in K can not be

produced by the liver?Apakah yang akan terjadi kepada seseorang sekiranya bahan diK tidak dapat dihasilkan oleh hati ?

..........

.....................................................[1 mark]

[1 markah]

(c) Diagram 5.2 shows an activity of the absorption of starch and glucose usinga Visking tube.

Rajah 5.2 menunjukkan aktiviti penyerapan kanji dan glukosa menggunakantiub Visking


Boiling tube ATabung didih A

Boiling tube B

Tabung didih B

Starch solution

Larutan kanji

Distilledwater

Air

suling Glucose solution

Larutan glukosa



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9

(i) Which part of human digestive system is represented by the Viskingtube and water?Bahagian manakah dalam sistem pencernaan manusia yang diwakili

oleh tiub Visking dan air?

Visking tube

Tiub visking

WaterAir

[2 marks][2 markah]

(ii) Describe how to test the presence of starch and glucose in boilingtube P and Q.Terangkan bagaimana untuk menguji kehadiran kanji dan glukosadalam tabung didih P dan Q

StarchKanji

Glucose

Glukosa

[2 marks][2 markah]

(iii) Explain what happened to the glucose molecule in Visking tube Q.Terangkan apakah yang terjadi kepada molekul glukosa dalam tiubVisking Q.

......

..[1 mark]

[1 markah]8

TotalA5



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6 Diagram 6.1 shows the apparatus set-up to study the chemical properties oflimestone.Rajah 6.1 menunjukkan susunan radas untuk mengkaji sifat kimia batu kapur.

T U V


(a) State one element found in limestone.Nyatakan satu unsur yang terdapat dalam batu kapur.

...........................................................................................................................[1 mark]

[1 markah]

(b) (i) What can be observed when a few drops of water are added asshown in situation U.

Apakah yang dapat diperhatikan apabila beberapa titis air dititiskanseperti ditunjukkan dalam situasi U.

...............................................................................................................

(ii) Name the product formed in situation U.Namakan hasil yang terbentuk dalam situasi U.

...............................................................................................................[2 marks]

[2 markah]

(c) Situation V shows a student blowing air into a beaker containing solutionformed in situation U.Predict what will happen to that solution.Situasi V menunjukkan seorang pelajar meniup udara ke dalam bikar yangberisi larutan terhasil daripada situasi U.Ramalkan apa yang akan berlaku pada larutan tersebut.

...........................................................................................................................[1 mark]

[1 markah]

Glass rodRod kaca

LimestoneBatu kapur

DropperPenitis

Product of heatinglimestoneHasil pemanasan

batu kapur

Solution from ULarutan daripada U



41/60


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12

Section BBahagian B

[20 marks][20 markah]

Answerall questions.Jawab semua soalan.

7 Diagram 7.1 shows an apparatus set-up to measure the volume and mass ofmercury.Rajah 7.1 menunjukkan susunan radas untuk mengukur isipadu dan jisim merkuri.


(a) Record the volume of mercury in the measuring cylinder.Rekod isipadu merkuri di dalam silinder penyukat.

cm3.

[1 mark][1 markah]

40

50

60

Mercury

Merkuri

Electronic balance

Neraca elektronik

.

.

.

.

.

.

.

.

.

..

.

.

.

.

.

.

.

.

MeasuringcylinderSilinder

penyukat



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13

(b) Table 7.2 shows part of the readings obtained from the experiment usingthree types of liquids.Jadual 7.2 menunjukkan bacaan yang diperolehi daripada eksperimen

menggunakan tiga jenis cecair.

Table 7.2

Jadual 7.2

Type of Liquid

Jenis cecair

Volume (cm3)

Isipadu

Mass(g)

Jisim

Density (g/cm3)

KetumpatanMercuryMerkuri

680

TurpentineTurpentin

760 680

GlycerineGliserin

520 680 1.3

(i) Based on Diagram 7.1, write the volume of the mercury as stated in7(a). Calculate the densities of mercury and turpentine.Berdasarkan Rajah 7.1, tuliskan isipadu merkuri seperti dinyatakandalam 7(a). Kira ketumpatan merkuri dan turpentin.

[2 marks][2 markah]

(ii) State the variables involved in this experiment.Nyatakan pembolehubah yang terlibat dalam experimen.

Manipulated variablePembolehubah dimanipulasi

Responding variablePembolehubah bergerak balas

Constant variablePembolehubah dimalarkan

[3 marks][3 markah]

(c) State a hypothesis based on the results in Table 7.2.Nyatakan hipotesis berdasarkan keputusan dalam Jadual 7.2.

[1 mark]

[1 markah]



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(d) If the volume of mercury is doubled, predict the density of mercury.Jika isipadu merkuri digandakan, ramalkan ketumpatan merkuri.

..............................................................................g/cm3[1 mark]

[1 markah]

(e) Classify mercury, turpentine and glycerine into two groups based on theirability to float or sink when put into a container containing water. [Given thedensity of water = 1 g/cm3].Kelaskan merkuri, turpentin dan gliserin kepada dua kumpulan berdasarkankeupayaan mereka untuk timbul dan tenggelam apabila dimasukkan kedalam satu bekas berisi air.(Diberi ketumpatan air =1 g/cm3].

Float on waterTimbul di atas air

Sink in waterTenggelam dalam air

[2 marks][2 markah]

10

TotalA7



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15

8 Diagram 8.1 shows two cups of tea is put with sugar of different sizes.Rajah 8.1 menunjukkan dua cawan teh yang dimasukkan gula yang berlainan saiz.

(a) Based on Diagram 8.1,

Berdasarkan pada Rajah 8.1

(i) Compare the time taken for sugar to dissolve completely between CupA and Cup BBandingkan masa yang diambil untuk gula larut sepenuhnya antaragula dalam Cawan A dan Cawan B

..

..[1 mark]

[1 markah]

(ii) Write one inference about the sugar in Cup A.Tulis satu inferens mengenai gula dalam Cawan A.

..

.. [ 1 mark ]

[ 1 markah ]


Cup ACawan A

Time taken for sugar to dissolvecompletely = 6 secondsMasa yang diambil untuk gula larut

sepenuhnya = 6 saat

Cup BCawan B

Time taken for sugar to dissolvecompletely = 12 secondsMasa yang diambil untuk gula larutsepenuhnya = 12 saat

Hot waterAir panas

coarse sugargula kasar

Hot waterAir panas

fine sugargula halus



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(b) Diagram 8.2 shows four similar beakers which are used by the students toinvestigate the relationship between temperature and time taken for solute todissolve completely.

Rajah 8.2 menunjukkan empat bikar yang serupa digunakan oleh parapelajar untuk mengkaji hubungan antara suhu dan masa yang diambil olehzat terlarut untuk larut sepenuhnya.

Beaker PBikar P

1 g fine sugar1 g gula halus

Water at 40oCAir pada suhu40oC

Beaker QBikar Q





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Beaker RBikar R



Beaker SBikar S


Water at 70oCAir pada suhu 70oC

?



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(i) In Table 8.3, record the time taken for the fine sugar to dissolvecompletely in Beaker RDalam Jadual 8.3, rekodkan masa yang diambil oleh gula halus untuk

larut sepenuhnya dalam Bikar R.

Table 8.3Jadual 8.3

[1 mark][1 markah]

BeakerBikar

Temperature of water(oC)

Suhu air (oC)

Time taken for fine sugarto dissolve completely (s)Masa yang diambil olehgula halus untuk larut

sepenuhnya (s)

P 40 32

Q 50 26

R 60

(ii) Predict the time taken for fine sugar in Beaker S to dissolve completely.Ramalkan masa yang diambil oleh gula halus dalam Bikar S untuk larutsepenuhnya.

..[1 mark]

[1 markah]



49/60


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(c) Based on the graph drawn, write the relationship between the temperatureand the time taken for the fine sugar to dissolve completely.

Berdasarkan pada graf yang telah dilukis, tulis hubungan antara suhu danmasa yang diambil oleh gula halus larut sepenuhnya.

....

....[1 mark]

[1 markah]

(d) State the responding variable in this experiment.Nyatakan pembolehubah bergerak balas dalam eksperimen ini.

....[1 mark]

[1 markah]

(e) Predict the time taken for the fine sugar in Beaker P to dissolve completely ifcold water is used in that beaker.Ramalkan masa yang diambil oleh gula halus dalam Bikar P untuk larutsepenuhnya jika air sejuk digunakan dalam bikar itu.

.... [1 mark]

[1 markah]

(f) State the operational definition for the rate of dissolving.Nyatakan definisi secara operasi untuk kadar keterlarutan.

....

...........................................................................................................................[1 mark]

[1 markah]

END OF QUESTION PAPER

KERTAS SOALAN TAMAT

10

TotalA8



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21

INFORMATION FOR CANDIDATES

MAKLUMAT UNTUK CALON

1. This question paper consists oftwo sections: Section A and Section B.

Kertas soalan ini mengandungi dua bahagian: Bahagian A dan Bahagian B.

2. Answer all questions in both sections.

Jawab semua soalan dalam kedua-dua bahagian.

3. Write your answer in the spaces provided in the question paper.Tulis jawapan anda pada ruang yang disediakan dalam kertas soalan.

4. If you wish to change your answer, cross out the answer that you have done. Then

write down the new answer.

Jika anda hendak menukar jawapan, batalkan jawapan yang telah dibuat. Kemudian

tulis jawapan yang baru.

5. The diagrams in the questions provided are not drawn to scale unless stated.

Rajah yang mengiringi soalan tidak dilukiskan mengikut skala kecuali dinyatakan.

6. Marks allocated for each question or sub-part question are shown in brackets.

Markah yang diperuntukkan bagi setiap soalan atau ceraian soalan ditunjukkan

dalam kurungan.

7. You may use a scientific calculator.

Anda dibenarkan menggunakan kalkulator saintifik.

8. Hand in this question paper at the end of the examination.

Serahkan kertas soalan ini pada akhir peperiksaan.



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___________________________________________________________________

PEPERIKSAAN PERCUBAAN BERSAMAPENILAIAN MENENGAH RENDAH ( PMR )

TAHUN 2011

SAINS

PERATURAN PEMARKAHAN

ANJURAN

MAJLIS PENGETUA SEKOLAH MALAYSIA

CAWANGAN PERLIS



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Skema Pemarkahan Percubaan Penilaian Menengah Rendah (PMR) 2011

Sains - KERTAS 1

Nombor Soalan Jawapan

1 D

2 C

3 B

4 B

5 A

6 B

7 D

8 B

9 B

10 C

11 A

12 B

13 D

14 A

15 A

16 B

17 D

18 D

19 C

20 C

21 C22 A

23 A

24 A

25 B

26 B

27 C

28 C

29 A

30 B

31 D

32 D

33 D

34 C

35 B

36 B

37 C

38 C

39 A

40 C



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SKEMA JAWAPAN KERTAS 2 - 2011 (55/2)

QUESTIONS MARK SCHEMESUB

MARKTOTALMARK

1 a Able to name the structures in human urinary system.Answer

P = UreterQ = Urinary bladderR = Urethra

111

3

b Able to match the structures with its function correctlyAnswer

P = remove waste product from bloodQ = remove urine out of the bodyR = carries urine to urinary bladder

111 3

TOTAL 6

2 a Able to classify the sources of energyAnswer

Renewable Non-renewable

WindBiomass

PetroleumNatural gas

* Renewable - 2 correct award 1 mark* Non-renewable - 2 correct award 1 mark

11 2

b Able to state two advantages of using renewable energy.Answer

1. Save cost2. Unlimited supply3. Does not pollute the environment4. Always available5. Clean

* Choose any two advantages

11 2

c Able to suggest two ways to save energy at home correctly.

Answer

1. Turn off gas stoves/ lights/ fans/ electrical applianceswhen not in used/

2. Develops more efficient engines/machines/motor/3. Choose energy efficient appliances/ green technology

products/4. Use washing machine full load/ iron lots of cloths at one

time/ avoid opening refrigerators door regularly

* Choose any two answers

11 2

TOTAL 6

3 a Able to name the type of current.Answer

Alternating current 1 1



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b Able to state the value of voltage.Answer

240 V 1 1

c Able to state the function of main fuse.Answer

Break the circuit if the current exceed safe value 1 1

d Able to name cable K correctly.Answer

Neutral wire 1 1

e i

ii

Able to name the type of electric circuit at home.Answer

Parallel circuit

Able to give one advantage.Answer

1. each appliance has its own switch2. if one appliance is break down the others are not involved

* accept any relevent answers

1

1 2

TOTAL 6

4 a Able to state the observation based on Diagram 4 after thebeaker is filled with water.Answer

The aquatic plant stay upright by the presence of water 1 1

b Able to state how aquatic plant being supported in water.Answer

By water buoyancy 1 1

c Able to draw and label the cross section of the stem of anaquatic plant.Answer

1

1 2

d Able to give two examples of plant that has supported bywater buoyancy.Answer

Lotus / Water lily / Duckweed / Water hyacinth / Hydrilla /Water lectuce / Water spinach (kangkung air)

* accept any suitable answer

1

1 2

TOTAL 6

* correct drawing award 1 mark * correct labeling award 1 mark



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5 a Able to name the parts in diagram 5 correctlyAnswer

N : pancreas 1 1

b i

ii

Able to name the substance stored in organ K.Answer

Bile

Able to describe the effect if bile is absence.Answer

Fats can not be digested// jaundice

1

1 2

c i

ii

iii

Able to match the parts correctlyAnswer

Visking tube Small intestine

Water blood

Able to describe the food test correctlyAnswer

Starch Add a few drops of iodine solution

Glucose add a few cm of Benedict solution and heat it

Able to explain what happen to glucose in visking tube Q.Answer

Glucose molecule diffuse through small pores of Visking tubeinto the water

11

11

1 5

TOTAL 8

6 a Able to name one element found in limestone.Answer

Calcium // Carbon // Oxygen 1 1

b i.

ii.

Able to state the observation in Situation U.Answer

Sizzling sound is heard // Heat energy is released

Able to name the product formed in U.Answer

Calcium hydroxide // Slaked lime

1

1 2

c Able to state the changes of lime water.Answer

Lime water turns cloudy // milky // chalky1 1



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d Able to write word equation for the reaction in T.

Answer

* 3 correct - award 2 marks* 2 correct - award 1 marks* 1 correct - no mark 2

e Able to state one natural form of calcium carbonateAnswer

Eggshell // Marble // Bones // Teeth // Shells // Coral

* accept any suitable answer

1 1

f Able to explain how that action can helps the farmer to treatthe soil.Answer

Reduce the acidity of the soil 1 1

TOTAL 8

7 a Able to record the volume of mercury in the measuringcylinder.Answer

50 ml / 50 cm3

1 1

b i

ii

Able to calculate the density of mercury and turpentine.Answer

Type ofLiquids

Volume(cm3)

Mass(g)

Density(g/cm3)

Mercury 50 680 13.6Turpentine 760 680 0.9

Glycerine 520 680 1.3

Able to state the variables involved in the experiment.Answer

Manipulated variable Volume of substances//Types of liquid

Responding variable Density of substances

Constant variable Mass of substances

11

1

1

15

c Able to state the hypothesis correctly.Answer

The bigger the volume the lower the density if the mass isconstant[Vise versa]

1 1

Limestone //Calcium carbonate

Quicklime //Calcium oxide

Carbon dioxide

Heat+



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d Able to predict the density of mercury if the volume is doubled.Answer

Remain the same// 13.6g/cm3 1 1

e Able to classify mercury, turpentine and glycerine into twogroups based on their position when put into container

containing waterAnswer

Float in water Turpentine

Sink in water Mercury, glycerine

1

1 2

TOTAL 10

8 a i Able to state one different based on the observationAnswer

Sugar in Cup A dissolves faster than sugar in Cup B (vice-versa)//

Sugar in Cup A dissolved completely in 6 second while sugarin Cup B dissolved completely in 12 second (vice-versa) 1 1

ii Able to write one inference about sugar in Cup AAnswer

Sugar in Cup A takes shorter time to dissolve because thesize of sugar is small /has a larger surface area//

Sugar in Cup A dissolves faster because the size of sugar issmall / has a larger surface area

1 1

b i Able to record the time taken for sugar to dissolve completelyin Beaker RAnswer

20 s 1 1

ii Able to predict the time taken for sugar to dissolve completelyin Beaker SAnswer

Less than 20 s ( reject 0 s) 1 1

iii Able to draw a line graph to show relationship betweentemperature and time taken for sugar to dissolved completelyin all beakersAnswer

Note1. Able to plot at least 2 point, award 1 mark2. Able to joint all the points smoothly, award 1 mark

11



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2

c Able to state a relationship between the temperature and timetaken for sugar to dissolve completelyAnswer

The higher the temperature, the shorter the time taken forsugar to dissolve completely//

As the temperature increases, the time taken for sugarto dissolve completely decreases//

The temperature is indirectly proportional to the time taken

1

1

d Able to state the responding variable involved in thisexperimentAnswer

Time taken (for sugar to dissolve completely )

1 1

e Able to predict time taken for sugar to dissolved completely inbeaker P if cold water is used.Answer

More than 32 sec // longer time taken // > 32 sec 1 1

Time taken (s)

Temp (oC)

70

60

0 10 20 30 40 50 60

50

40

30

10

20



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f Able to state the operational definition of the rate ofdissolvingAnswer

The rate of dissolving is the time taken for the sugar todissolve completely//

The rate of dissolving is the reading of a stopwatch

1 1

TOTAL 10


pmr trial 2011 sce q&a (perlis)

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